2543648463452 has 24 divisors (see below), whose sum is σ = 4495713652080. Its totient is φ = 1259160281600.

The previous prime is 2543648463397. The next prime is 2543648463469.

2543648463452 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7319948 + ... + 7659564.

It is an arithmetic number, because the mean of its divisors is an integer number (187321402170).

Almost surely, 2^{2543648463452} is an apocalyptic number.

It is an amenable number.

2543648463452 is a deficient number, since it is larger than the sum of its proper divisors (1952065188628).

2543648463452 is a wasteful number, since it uses less digits than its factorization.

2543648463452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358261 (or 358259 counting only the distinct ones).

The product of its digits is 66355200, while the sum is 56.

The spelling of 2543648463452 in words is "two trillion, five hundred forty-three billion, six hundred forty-eight million, four hundred sixty-three thousand, four hundred fifty-two".